diff options
Diffstat (limited to 'channels/chan_alsa.c')
| -rw-r--r-- | channels/chan_alsa.c | 46 |
1 files changed, 25 insertions, 21 deletions
diff --git a/channels/chan_alsa.c b/channels/chan_alsa.c index c50b5408e..c53c1a344 100644 --- a/channels/chan_alsa.c +++ b/channels/chan_alsa.c @@ -924,6 +924,26 @@ static struct ast_cli_entry cli_alsa[] = { AST_CLI_DEFINE(console_mute, "Disable/Enable mic input"), }; +static int unload_module(void) +{ + ast_channel_unregister(&alsa_tech); + ast_cli_unregister_multiple(cli_alsa, ARRAY_LEN(cli_alsa)); + + if (alsa.icard) + snd_pcm_close(alsa.icard); + if (alsa.ocard) + snd_pcm_close(alsa.ocard); + if (alsa.owner) + ast_softhangup(alsa.owner, AST_SOFTHANGUP_APPUNLOAD); + if (alsa.owner) + return -1; + + ao2_cleanup(alsa_tech.capabilities); + alsa_tech.capabilities = NULL; + + return 0; +} + /*! * \brief Load the module * @@ -994,12 +1014,16 @@ static int load_module(void) if (soundcard_init() < 0) { ast_verb(2, "No sound card detected -- console channel will be unavailable\n"); ast_verb(2, "Turn off ALSA support by adding 'noload=chan_alsa.so' in /etc/asterisk/modules.conf\n"); + unload_module(); + return AST_MODULE_LOAD_DECLINE; } if (ast_channel_register(&alsa_tech)) { ast_log(LOG_ERROR, "Unable to register channel class 'Console'\n"); - return AST_MODULE_LOAD_FAILURE; + unload_module(); + + return AST_MODULE_LOAD_DECLINE; } ast_cli_register_multiple(cli_alsa, ARRAY_LEN(cli_alsa)); @@ -1007,26 +1031,6 @@ static int load_module(void) return AST_MODULE_LOAD_SUCCESS; } -static int unload_module(void) -{ - ast_channel_unregister(&alsa_tech); - ast_cli_unregister_multiple(cli_alsa, ARRAY_LEN(cli_alsa)); - - if (alsa.icard) - snd_pcm_close(alsa.icard); - if (alsa.ocard) - snd_pcm_close(alsa.ocard); - if (alsa.owner) - ast_softhangup(alsa.owner, AST_SOFTHANGUP_APPUNLOAD); - if (alsa.owner) - return -1; - - ao2_cleanup(alsa_tech.capabilities); - alsa_tech.capabilities = NULL; - - return 0; -} - AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_LOAD_ORDER, "ALSA Console Channel Driver", .support_level = AST_MODULE_SUPPORT_EXTENDED, .load = load_module, |